how many elements are present in each of the following?(a)HF and hf (b)co and co (c) si and sio2 (d) pocl2 and pocl3
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Answer:
Si and SiO2 consist of 2 elements: Silicon (Si) and Oxygen (O). {unless you mean SI where "I" would be iodine) PoCl2 and POCC3 have 5 elements: Polonium (Po), Chlorine (Cl), Phosphorus (P), Oxygen (O) and Carbon (C).
Explanation:
(a) HF and Hf (b) Co and CO (C) Si and SiO2 (d) PoCl2 ... punineep and 3 more users found this answer helpful.
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Answer:
(b)co and co
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